ford Workshop Repair Guides

Ford Workshop Service and Repair Manuals

Fuel Filter > < Engine - Miss During Cold Engine Driveaway|Page 1031
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Fig.120 - Curb Idle Speed Adjustment

4-140 Engine With 5200, 6500 Model Carburetors

NOTE:  No A/C-ON adjustment is required for these carburetor models.

1. Place transmission into Neutral or Park and operate engine until normal operating temperature is obtained.
2. Position A/C-Heat selector to "OFF" position.
3. Disconnect engine electric cooling fan connector, if equipped.
4. Place transmission into specified gear.
5. Check and adjust curb idle speed to specification, Figs. 114 through 120.
6. Place transmission into Neutral or Park and momentarily increase engine speed. Place transmission into specified gear and check curb idle speed.

Adjust if necessary.

7. Connect engine electric cooling fan connector, if equipped.

Fuel Filter > < Engine - Miss During Cold Engine Driveaway|Page 1031